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cuprostibite
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cuprostibite

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Cuprostibite  (the name is formed from the addition of two words: cuprum and stibium) — a very rare polymetallic mineral of the sulfide class, consisting of mixed copper and thallium stibnite (although not in all samples), sometimes with admixtures of tin and other metals, ideal formula Cu2(Sb,Tl) or Cu2Sb. The mineral is opaque, it has a metallic luster and a beautiful color from steel gray to violet-pink when freshly chipped.

Key facts

Mineral.name
Cuprostibite
Mineral.category
Antimonide mineral
Mineral.image
Cuprostibite.jpg
Mineral.imagesize
230px
Mineral.caption
Cuprostibite (South Greenland)
Mineral.formula
Cu2(Sb,Tl)
Mineral.IMAsymbol
Cusb
Mineral.strunz
2.AA.20
Mineral.system
Tetragonal
Mineral.class
Antimonide
Mineral.color
violet pink to steel gray; red-violet tint on fresh fracture
Mineral.habit
fine grained aggregates
Mineral.twinning
platy
Mineral.cleavage
perfect to average
Mineral.fracture
irregular to uneven
Mineral.mohs
4
Mineral.luster
metallic
Mineral.pleochroism
visible; creamy white to dark rose-violet

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Wikidata facts

Image
Cuprostibite.jpg
Show 5 more facts
Nickel-Strunz 9th edition (updated 2009)
2.AA.20
Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
2.AA.20
Commons category
Cuprostibite
IMA Mineral Symbol
Cusb
chemical formula
Cu₂(Sb,Tl)

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Article

6 sections
Contents
  • Discovery history and name
  • Properties
  • Mineral formation
  • See also
  • References
  • External links

Cuprostibite  (the name is formed from the addition of two words: cuprum and stibium) — a very rare polymetallic mineral of the sulfide class, consisting of mixed copper and thallium stibnite (although not in all samples), sometimes with admixtures of tin and other metals, ideal formula Cu2(Sb,Tl) or Cu2Sb. The mineral is opaque, it has a metallic luster and a beautiful color from steel gray to violet-pink when freshly chipped.

Cuprostibite was discovered in South Greenland (1964) and described in 1969 by a group of scientists, which included , Henning Sorensen, Marianna Bezsmertnaya and Evgenia Khalezova.

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